If you've done what you can to deter squirrels from invading your bird feeder, but they're still approaching from the ground, ...

Let's be honest: there's no such thing as completely squirrel-proof bird feeders. But you can cut down on squirrels' visits by trying these feeders and tips.

Add Yahoo as a preferred source to see more of our stories on Google. Grey squirrel sitting on a tree stump looking toward camera with food in its hands. - Lona Photography/Getty Images Felix and ...